x/2=(9-x)/7

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Solution for x/2=(9-x)/7 equation: 



x/2=(9-x)/7

We move all terms to the left:

x/2-((9-x)/7)=0

We add all the numbers together, and all the variables

x/2-((-1x+9)/7)=0

We calculate fractions


7x^2/()+(-((-1x+9)*2)/()=0



We calculate terms in parentheses: +(-((-1x+9)*2)/(), so:

-((-1x+9)*2)/(

We multiply all the terms by the denominator


-((-1x+9)*2)



We calculate terms in parentheses: -((-1x+9)*2), so:

(-1x+9)*2

We multiply parentheses

-2x+18

Back to the equation:

-(-2x+18)



We get rid of parentheses

2x-18

Back to the equation:

+(2x-18)



We get rid of parentheses

7x^2/()+2x-18=0

We multiply all the terms by the denominator


7x^2+2x*()-18*()=0

We add all the numbers together, and all the variables

7x^2+2x*()=0

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